CN108958197A - A kind of Cold Chain Logistics monitoring system - Google Patents
A kind of Cold Chain Logistics monitoring system Download PDFInfo
- Publication number
- CN108958197A CN108958197A CN201810833733.1A CN201810833733A CN108958197A CN 108958197 A CN108958197 A CN 108958197A CN 201810833733 A CN201810833733 A CN 201810833733A CN 108958197 A CN108958197 A CN 108958197A
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- cold chain
- power
- chain logistics
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 50
- 238000012545 processing Methods 0.000 claims abstract description 14
- 238000001514 detection method Methods 0.000 claims description 16
- 230000008878 coupling Effects 0.000 claims description 13
- 238000010168 coupling process Methods 0.000 claims description 13
- 238000005859 coupling reaction Methods 0.000 claims description 13
- 230000003287 optical effect Effects 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 8
- 230000005611 electricity Effects 0.000 claims description 5
- 230000008014 freezing Effects 0.000 abstract description 10
- 238000007710 freezing Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM]
- G05B19/4185—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS] or computer integrated manufacturing [CIM] characterised by the network communication
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/31—From computer integrated manufacturing till monitoring
- G05B2219/31088—Network communication between supervisor and cell, machine group
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses a kind of Cold Chain Logistics monitoring systems, comprising: information acquisition module, signal processing module, judgment module, central controller, alarm module, Beidou/GPS positioning module, memory module, power module and Power Monitoring Unit；The information acquisition module is connect with signal processing module, and signal processing module is connect with judgment module, and judgment module is connect with central controller signal, and central controller and alarm module control connect；By setting temperature sensor and humidity sensor, the temperature and humidity information of Cold Chain Logistics car is monitored at any time, prevents cold chain product from leading to spoilage since control and monitoring are insufficient；By the way that Beidou/GPS positioning module is arranged, vehicle location is positioned in time, staff is facilitated to check the position of Cold Chain Logistics vehicle；By the way that Power Monitoring Unit is arranged, the main power source of freezing chamber power supply is monitored in time, can not be freezed caused by preventing freezing chamber from disconnecting due to power supply, property loss is generated.
Description
Technical field
The invention belongs to Cold Chain Logistics transport fields, and in particular to a kind of Cold Chain Logistics monitoring system.
Background technique
Cold Chain Logistics are the logistics progresses to keep low temperature environment as core requirement, be with science and technology progress and
The fast development of Refrigeration Technique and grow up, based on refrigerating process, Refrigeration Technique for means low temperature supply chain
System.With the development of social economy and the raising of living standards of the people, cold chain cargo increasingly numerous and complicated mutually copes with cold chain
The requirement of logistics is also higher and higher.
Traditional cold chain monitoring is using dial thermometer and digital moisture recorder, wherein the survey of dial thermometer
It is big to measure data error, needs the daily hand-kept temperature data of special messenger, neither scientific and precise expends personnel's energy again, and monitoring is excessively
Formalization；Digital temperature recorder monitors temperature using recorder,, can not if freezing chamber breaks down when unattended
Timely learning is simultaneously adopted an effective measure, and brings serious property loss for people.
Summary of the invention
To overcome technological deficiency of the existing technology, the invention discloses a kind of Cold Chain Logistics monitoring systems.
The technical solution adopted by the present invention to solve the technical problems is a kind of Cold Chain Logistics monitoring system, comprising: information
Acquisition module, signal processing module, judgment module, central controller, alarm module, Beidou/GPS positioning module, memory module,
Power module and Power Monitoring Unit；The information acquisition module is connect with signal processing module, signal processing module and judgement
Module connection, judgment module are connect with central controller signal, and central controller and alarm module control connect；The center control
Device processed is also connected with Beidou/GPS positioning module and memory module, and power module and Power Monitoring Unit control connect, power supply prison
Control module is connect with central controller signal.
Preferably, the signal acquisition module includes temperature sensor and humidity sensor, and the temperature sensor uses
Radio temperature sensor, humidity sensor use wireless humidity sensor.
Preferably, the power module includes main power source and backup power source, and Power Monitoring Unit is for monitoring main power source, institute
Stating Power Monitoring Unit includes monitoring circuit, and the monitoring circuit includes: control switch end, signal detection end and signal output
End, NMOS tube, PMOS tube, first resistor, second resistance, 3rd resistor, the 4th resistance, optical coupling isolator, capacitor, voltage compare
The grid of device, control switch end and NMOS tube connects, and NMOS tube source electrode ground connection, NMOS tube drain electrode is connect with second resistance, and first
Resistance one end is connect with signal detection end, and the first resistor other end is connected with second resistance, and the first resistor other end is also connected with
The grid of PMOS tube, PMOS tube source electrode are connect with signal detection end, and PMOS tube drain electrode is grounded by 3rd resistor, PMOS tube drain electrode
It is also connect by optical coupling isolator with the 4th resistance, capacitor is connected in parallel on the 4th resistance both ends, optical coupling isolator output end and voltage
The connection of comparator normal phase input end, the external threshold voltage of voltage comparator inverting input terminal, the outer order of voltage comparator output end
Piece machine.
Preferably, the central controller also connects server by intelligent gateway, and server connects user terminal.
Preferably, the user terminal includes one of computer, PAD and mobile phone.
Preferably, the alarm module uses buzzer warning.
The beneficial effects of the present invention are: monitoring Cold Chain Logistics vehicle at any time by setting temperature sensor and humidity sensor
Interior temperature and humidity information prevents cold chain product from leading to spoilage since control and monitoring are insufficient；By setting Beidou/
GPS positioning module in time positions vehicle location, and staff is facilitated to check the position of Cold Chain Logistics vehicle；By setting
Power Monitoring Unit is set, the main power source of freezing chamber power supply is monitored in time, prevents freezing chamber from causing since power supply disconnects
Can not freeze, cause the damage of product, generate property loss.
Detailed description of the invention
Fig. 1 is a kind of system module schematic diagram of Cold Chain Logistics monitoring system of the present invention.
Fig. 2 is the circuit diagram of monitoring circuit of the present invention.
Appended drawing reference: ui1- signal detection end, ui2- control switch end, u0- signal output end, u1- threshold voltage, R1-
First resistor, R2- second resistance, R3- 3rd resistor, the 4th resistance of R4-, C- capacitor, Q1-NMOS pipe, Q2-PMOS pipe, OC- light
Coupling isolator, A1- voltage comparator.
Specific embodiment
More detailed description is done to embodiments of the present invention below in conjunction with attached drawing and appended drawing reference, makes to be familiar with this field
Technology people can implement accordingly after studying this specification carefully.It should be appreciated that specific embodiment described herein is only to explain this
Invention, is not intended to limit the present invention.
A kind of Cold Chain Logistics monitoring system, comprising: information acquisition module, signal processing module, judgment module, center control
Device, alarm module, Beidou/GPS positioning module, memory module, power module and Power Monitoring Unit；The information acquisition module
It being connect with signal processing module, signal processing module is connect with judgment module, and judgment module is connect with central controller signal, in
Controller and alarm module control is entreated to connect；The central controller is also connected with Beidou/GPS positioning module and memory module,
Power module and Power Monitoring Unit control connect, and Power Monitoring Unit is connect with central controller signal；The signal acquisition
Module is used to acquire the temperature and humidity information of Cold Chain Logistics car, and temperature information is acquired by temperature sensor, humidity information by
Humidity sensor acquisition is put the ultra-weak electronic signal that temperature sensor and humidity sensor acquire by signal processing module
Big processing, the judgment module compare electric signal and threshold voltage signal, if value of electrical signals is greater than threshold voltage signal
When value, judgment module sends a signal to central controller at this time, and the starting of central controller controls alarm module prompts staff
The temperature and humidity of Cold Chain Logistics car is excessively high, facilitates staff to carry out maintenance and checks；Beidou/the GPS positioning module is logical
It crosses Beidou or GPS carries out satellite positioning, and the location information is sent to central controller；The memory module is used in cold chain
Logistic car without being stored in the state of communication signal to all data, to transfer comparison afterwards；The Power Monitoring Unit
For monitoring the main power source of Cold Chain Logistics vehicle, the main power source is that the freezing chamber of Cold Chain Logistics car is powered, and passes through Power Supply Monitoring
Module prevents product caused by freezing indoor power supply power failure from addling.
The signal acquisition module includes temperature sensor and humidity sensor, and the temperature sensor uses wireless temperature
Sensor, humidity sensor use wireless humidity sensor；The radio temperature sensor and wireless humidity sensor have height
Power is wireless, signal stabilization, and signal penetrability, induction is sensitive, without wiring, avoids handling goods that wire rod is caused to lose and surpass
The advantages of strong continuation of the journey, long service life.
The power module includes main power source and backup power source, and Power Monitoring Unit is for monitoring main power source, the power supply
Monitoring module includes monitoring circuit, and the monitoring circuit includes: control switch end ui2, signal detection end ui1 and signal output end
U0, NMOS tube Q1, PMOS tube Q2, first resistor R1, second resistance R2,3rd resistor R3, the 4th resistance R4, optical coupling isolator
OC, capacitor C, voltage comparator A1, control switch end ui2 are connect with the grid of NMOS tube Q1, NMOS tube Q1 source electrode ground connection, NMOS
Pipe Q1 drain electrode connect with second resistance R2, the one end first resistor R1 is connect with signal detection end ui1, the first resistor R1 other end and
Second resistance R2 series connection, the first resistor R1 other end are also connected with the grid of PMOS tube Q2, PMOS tube Q2 source electrode and signal detection end
Ui1 connection, PMOS tube Q2 drain electrode are grounded by 3rd resistor R3, and PMOS tube Q2 drain electrode also passes through the electricity of optical coupling isolator OC and the 4th
R4 connection is hindered, capacitor C is connected in parallel on the 4th both ends resistance R4, optical coupling isolator OC output end and voltage comparator A1 normal phase input end
Connection, the external threshold voltage u1 of voltage comparator A1 inverting input terminal, the external single-chip microcontroller of voltage comparator A1 output end；Specifically
, signal detection end ui1 is connect with main power source, and control switch end ui2 connection power control terminal, control switch end ui2 can be controlled
Whether system monitoring circuit works, and when freezing chamber does not work, reduces the power consumption of main power source.When power control terminal has input signal
When, NMOS tube Q1 conducting, PMOS tube Q2 conducting monitors circuit and starts to work, and the input signal of signal detection end ui1 passes through PMOS
Pipe Q2 to optical coupling isolator OC, from the voltage input that optical coupling isolator OC is exported to the normal phase input end of voltage comparator A1, electricity
The inverting input terminal external threshold voltage u1, threshold voltage u1 of pressure comparator A1 is to judge that whether normal equipment voltage is critical
Value, if the voltage of voltage comparator A1 normal phase input end acquisition is greater than threshold voltage u1, threshold voltage u1 represents main power source
Critical value, charge wait need, the output end of voltage comparator A1 exports high level to single-chip microcontroller, indicates that cell voltage is greater than threshold value
Voltage u1 does not need to charge, and single-chip microcontroller will not issue enable signal；If the voltage of voltage comparator A1 normal phase input end acquisition
Less than threshold voltage u1, device battery needs to charge, and the output end of voltage comparator A1 exports low level to single-chip microcontroller, indicates battery
Voltage is less than threshold voltage u1, needs to charge, and single-chip microcontroller issues enable signal to power module, and power module is interior to be equipped with standby electricity
Pond module, battery back-up module is powered to freezing chamber at this time, and first resistor R1, second resistance R2 and 3rd resistor R3 are as NMOS
The divider resistance of pipe Q1 and PMOS tube Q2 reduce the voltage of NMOS tube Q1 and the both ends PMOS tube Q2, prevent device failure, and use
Metal-oxide-semiconductor technique makes simple and small power consumption, not power-consuming；4th resistance R4 and capacitor C reduces detection voltage value, and voltage is avoided to compare
Device A1 is higher than the operating voltage of voltage comparator A1 because of detection voltage value, prevents the case where burning out voltage comparator A1 generation.Inspection
It surveys potential circuit part and passes through optical coupling isolator OC connection voltage comparator A1, it is possible to reduce detection potential circuit is compared with voltage
The interference being electrically connected between device A1 improves detection accuracy.
The central controller also connects server by intelligent gateway, and server connects user terminal；The intelligent network
Closing includes one of 3G/4G network, WIFI network and GPRS, temperature information acquisition module acquire by intelligent gateway with
Humidity information is sent to server in time, and server sends information to user terminal, and user terminal is facilitated to check temperature at any time
And humidity information.
The user terminal includes one of computer, PAD and mobile phone；The computer, PAD and mobile phone are convenient for carrying, can
To check temperature and humidity information whenever and wherever possible.
The alarm module uses buzzer warning；The buzzer warning is intuitively effective, convenient for reminding work people in time
Temperature and humidity is excessively high in member's freezing chamber, prevents addling for cold chain product rotten.
The above content is combine specific preferred embodiment to the further description of the invention made, and it cannot be said that originally
The specific embodiment of invention is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs,
The other embodiments obtained in the case where not departing from technical solution of the present invention, should be included within the scope of the present invention.
Claims (6)
1. a kind of Cold Chain Logistics monitoring system, it is characterised in that: include: information acquisition module, signal processing module, judge mould
Block, central controller, alarm module, Beidou/GPS positioning module, memory module, power module and Power Monitoring Unit；It is described
Information acquisition module is connect with signal processing module, and signal processing module is connect with judgment module, and judgment module and center control
The connection of device signal, central controller and alarm module control connect；The central controller is also connected with Beidou/GPS positioning mould
Block and memory module, power module and Power Monitoring Unit control connect, and Power Monitoring Unit is connect with central controller signal.
2. a kind of Cold Chain Logistics monitoring system as described in claim 1, it is characterised in that: the signal acquisition module includes temperature
Sensor and humidity sensor are spent, the temperature sensor uses radio temperature sensor, and humidity sensor uses wireless humidity
Sensor.
3. a kind of Cold Chain Logistics monitoring system as described in claim 1, it is characterised in that: the power module includes main power source
And backup power source, Power Monitoring Unit include monitoring circuit for monitoring main power source, the Power Monitoring Unit, the monitoring electricity
Road include: control switch end (ui2), signal detection end (ui1) and signal output end (u0), NMOS tube (Q1), PMOS tube (Q2),
First resistor (R1), second resistance (R2), 3rd resistor (R3), the 4th resistance (R4), optical coupling isolator (OC), capacitor (C), electricity
It presses comparator (A1), control switch end (ui2) is connect with the grid of NMOS tube (Q1), NMOS tube (Q1) source electrode ground connection, NMOS tube
(Q1) drain electrode is connect with second resistance (R2), and first resistor one end (R1) is connect with signal detection end (ui1), first resistor (R1)
The other end is connected with second resistance (R2), and first resistor (R1) other end is also connected with the grid of PMOS tube (Q2), PMOS tube (Q2)
Source electrode is connect with signal detection end (ui1), and PMOS tube (Q2) drain electrode is grounded by 3rd resistor (R3), and PMOS tube (Q2) drain electrode is also
It is connect by optical coupling isolator (OC) with the 4th resistance (R4), capacitor (C) is connected in parallel on the 4th both ends resistance (R4), optical coupling isolator
(OC) output end is connect with voltage comparator (A1) normal phase input end, the external threshold voltage of voltage comparator (A1) inverting input terminal
(u1), the external single-chip microcontroller of voltage comparator (A1) output end.
4. a kind of Cold Chain Logistics monitoring system as described in claim 1, it is characterised in that: the central controller also passes through intelligence
Energy gateway connects server, and server connects user terminal.
5. a kind of Cold Chain Logistics monitoring system as claimed in claim 4, it is characterised in that: the user terminal include computer,
One of PAD and mobile phone.
6. a kind of Cold Chain Logistics monitoring system as described in claim 1, it is characterised in that: the alarm module uses buzzer
Alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833733.1A CN108958197A (en) | 2018-07-26 | 2018-07-26 | A kind of Cold Chain Logistics monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833733.1A CN108958197A (en) | 2018-07-26 | 2018-07-26 | A kind of Cold Chain Logistics monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108958197A true CN108958197A (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810833733.1A Pending CN108958197A (en) | 2018-07-26 | 2018-07-26 | A kind of Cold Chain Logistics monitoring system |
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| CN (1) | CN108958197A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110221562A (en) * | 2019-06-17 | 2019-09-10 | 吉林工程技术师范学院 | A kind of Refrigerated Transport monitoring system for Cold Chain Logistics |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205644187U (en) * | 2016-05-24 | 2016-10-12 | 临沂大学 | A whole monitoring system of humiture for cold chain logistics |
| CN207397036U (en) * | 2017-11-03 | 2018-05-22 | 中电九天智能科技有限公司 | A kind of line running state monitoring system |
-
2018
- 2018-07-26 CN CN201810833733.1A patent/CN108958197A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205644187U (en) * | 2016-05-24 | 2016-10-12 | 临沂大学 | A whole monitoring system of humiture for cold chain logistics |
| CN207397036U (en) * | 2017-11-03 | 2018-05-22 | 中电九天智能科技有限公司 | A kind of line running state monitoring system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110221562A (en) * | 2019-06-17 | 2019-09-10 | 吉林工程技术师范学院 | A kind of Refrigerated Transport monitoring system for Cold Chain Logistics |
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| PB01 | Publication | ||
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Application publication date: 20181207 |